Overview

overview

6

Static

static

3

2026-09-10...ee.exe

windows10-2004-x64

6

2026-09-10...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    135s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 23:41

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General

  • Target
    2026-09-10_ff49dcccfcb841d652012434345a1511_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260910-3pr3vshq8t
  • SHA256 cca8be5e57b56303299d1244fd005e4b1b5d5dd0c7ebcbd848d06bd5d5b06274
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-10_ff49dcccfcb841d652012434345a1511_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-10_ff49dcccfcb841d652012434345a1511_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2044
  • C:\Users\Admin\AppData\Local\Temp\2026-09-10_ff49dcccfcb841d652012434345a1511_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-10_ff49dcccfcb841d652012434345a1511_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4300

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX5206.tmp
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\es-ES\RCX5206.tmp
        • Size 1.6MB
        • SHA256 c84a435b37e726a6aa147ebb9b346d3d06c9c035cd9b4e4832b0aa9b9ef22b14
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RTSComWindows.exe
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\ja-JP\RTSComWindows.exe
        • Size 1.6MB
        • SHA256 cca8be5e57b56303299d1244fd005e4b1b5d5dd0c7ebcbd848d06bd5d5b06274
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX3C36.tmp
        • Path C:\Windows\assembly\GAC_MSIL\System.Runtime.Serialization.Formatters.Soap.Resources\2.0.0.0_ja_b03f5f7f11d50a3a\RCX3C36.tmp
        • Size 1.6MB
        • SHA256 c03c17721f977d532094a21e06ed7ff1f39b23d0418bcb8e97834c38dab665fb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download